Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7001577 | Low oxygen cubic boron nitride and its production | Michael Zimmerman | 2006-02-21 |
| 6314836 | Wire drawing die with non-cylindrical interface configuration for reducing stresses | David M. Johnson | 2001-11-13 |
| 6260640 | Axisymmetric cutting element | Mark Steven Deming | 2001-07-17 |
| 5957005 | Wire drawing die with non-cylindrical interface configuration for reducing stresses | David M. Johnson | 1999-09-28 |
| 5525815 | Diamond film structure with high thermal conductivity | — | 1996-06-11 |
| 5445106 | Method for making high thermal conducting diamond | — | 1995-08-29 |
| 5397396 | Apparatus for chemical vapor deposition of diamond including thermal spreader | Philip G. Kosky, David Woodruff | 1995-03-14 |